Pith Number

pith:E6RSE7PO

pith:2011:E6RSE7POYZEOPRROF3UV2O6AKV

not attested not anchored not stored refs pending

Adaptive estimation in the single-index model via oracle approach

Nora Serdyukova, Oleg Lepski

arxiv:1111.3563 v4 · 2011-11-15 · math.ST · stat.TH

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E6RSE7POYZEOPRROF3UV2O6AKV}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T03:27:01.830375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27a3227deec648e7c62e2ee95d3bc05561522bcddcb296715b9024ddb6e5d68d

Aliases

arxiv: 1111.3563 · arxiv_version: 1111.3563v4 · doi: 10.48550/arxiv.1111.3563 · pith_short_12: E6RSE7POYZEO · pith_short_16: E6RSE7POYZEOPRRO · pith_short_8: E6RSE7PO

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/E6RSE7POYZEOPRROF3UV2O6AKV \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 27a3227deec648e7c62e2ee95d3bc05561522bcddcb296715b9024ddb6e5d68d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c04b6de2732663e76fc0f7ac4643631f25363035496f31621e7053a3e43fc0c",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2011-11-15T16:08:38Z",
    "title_canon_sha256": "679afbffd90586be22b9442506b4ff29d5b45a97f5217edcdd31ec4e0e671c13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.3563",
    "kind": "arxiv",
    "version": 4
  }
}